856551700

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{3329}}^1$

素因数の和:3457

約数の個数: 72

約数和(自身を含む): 1942375680

約数和(自身を除く): 1085823980

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 83, 100, 124, 155, 166, 310, 332, 415, 620, 775, 830, 1550, 1660, 2075, 2573, 3100, 3329, 4150, 5146, 6658, 8300, 10292, 12865, 13316, 16645, 25730, 33290, 51460, 64325, 66580, 83225, 103199, 128650, 166450, 206398, 257300, 276307, 332900, 412796, 515995, 552614, 1031990, 1105228, 1381535, 2063980, 2579975, 2763070, 5159950, 5526140, 6907675, 8565517, 10319900, 13815350, 17131034, 27630700, 34262068, 42827585, 85655170, 171310340, 214137925, 428275850, 856551700]

約数ペア:

[(1, 856551700), (2, 428275850), (4, 214137925), (5, 171310340), (10, 85655170), (20, 42827585), (25, 34262068), (31, 27630700), (50, 17131034), (62, 13815350), (83, 10319900), (100, 8565517), (124, 6907675), (155, 5526140), (166, 5159950), (310, 2763070), (332, 2579975), (415, 2063980), (620, 1381535), (775, 1105228), (830, 1031990), (1550, 552614), (1660, 515995), (2075, 412796), (2573, 332900), (3100, 276307), (3329, 257300), (4150, 206398), (5146, 166450), (6658, 128650), (8300, 103199), (10292, 83225), (12865, 66580), (13316, 64325), (16645, 51460), (25730, 33290)]